Backflips
(backflip 的复数) n. 后翻式；后滚翻；倒翻筋斗\\nvi. 后空翻；表演后空翻
🗣️ 情景例句
Why not?
为什么不想？
How much does she need?
她需要多少？
It obviously could not tell the difference between Indian music and jazz!
显然，它分辨不出印度音乐和爵士乐！